Display screen or portion thereof with graphical user interface



FIG. 1 is a front view of a display screen or portion thereof with a graphical user interface;

FIG. 2 is front view of a second embodiment thereof;

FIG. 3 is front view of a third embodiment thereof;

FIG. 4 is front view of a fourth embodiment thereof;

FIG. 5 is front view of a fifth embodiment thereof; and,

FIG. 6 is front view of a sixth embodiment thereof.

The broken lines represent portions of the graphical user interface that form no part of the claimed design. The outermost broken lines show a display screen or portion thereof, and form no part of the claimed design. 

CLAIM We claim the ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 